/*
 * Copyright 2007-2009 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package net.paoding.rose.web;

import java.lang.annotation.Annotation;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

/**
 * 
 * @author qieqie.wang@paoding.net
 * 
 */
public class ControllerInterceptorAdapter implements ControllerInterceptor {

	protected Log logger = LogFactory.getLog(getClass());

	private int priority;

	@Override
	@SuppressWarnings("unchecked")
	public Class<? extends Annotation>[] getAnnotationClasses() {
		Class<? extends Annotation> clazz = getAnnotationClass();
		if (clazz != null) {
			return new Class[] { clazz };
		}
		return EMPTY_ANNOTATION_CLASS_ARRAY;
	}

	public Class<? extends Annotation> getAnnotationClass() {
		return null;
	}

	@Override
	public boolean beEffectedByAnnotatedAtSuperClass(
			Class<? extends Annotation> annotationClazz) {
		return true;
	}

	@Override
	public int getPriority() {
		return priority;
	}

	public void setPriority(int priority) {
		this.priority = priority;
	}

	@Override
	public Object before(Invocation invocation) throws Exception {
		return true;
	}

	@Override
	public Object after(Invocation invocation, Object instruction)
			throws Exception {
		return instruction;
	}

	@Override
	public void afterCompletion(Invocation invocation, Throwable ex)
			throws Exception {
	}

}
